A newly identified antigen protein of Neisseria meningitidis called fHbp increases virulence by _____
a. interfering with the alternative pathway of complement activation
b. binding to host-derived heparin
c. increasing the adhesiveness of the bacterium
d. inhibiting phagocytosis
e. inducing inflammation.
a
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How is the Wada procedure used to demonstrate hemispheric lateralization for speech? Choose the correct option
A) Broca's area is anesthetized to see the impact on speech B) Wernicke's area is anesthetized to see the impact on speech C) Each hemisphere is anesthetized in turn to see the impact on speech D) Both Broca's area and Wernicke's area are anesthetized to see the impact on speech
A 45-year-old client has impaired vision and has just started using reading glasses. Which vision impairment is present in the client?
1. Myopia 2. Presbyopia 3. Hyperopia 4. Amblyopia
Which of the following is characteristic of a large pre-B cell?
a. VDJ is successfully rearranged and ? heavy chain is made. b. V–J is rearranging at the light-chain locus. c. ? heavy chain and ? or ? light chain is made. d. V is rearranging to DJ at the heavy-chain locus. e. D–J is rearranging at the heavy-chain locus.
Which condition is associated with giving aspirin to children suffering from a viral infection?
A) Guillain-Barré syndrome? B) ?Conn's syndrome C) ?Wilms tumor D) ?Reye's syndrome